/*
 * Copyright 2019 Ververica GmbH.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.ververica.statefun.flink.core.functions;

import com.ververica.statefun.flink.core.di.Inject;
import com.ververica.statefun.flink.core.di.Label;
import com.ververica.statefun.flink.core.di.Lazy;
import com.ververica.statefun.flink.core.message.Message;
import java.util.Objects;

final class LocalSink {
  private final Lazy<LocalFunctionGroup> functionGroup;

  @Inject
  LocalSink(@Label("function-group") Lazy<LocalFunctionGroup> functionGroup) {
    this.functionGroup = Objects.requireNonNull(functionGroup);
  }

  void accept(Message message) {
    Objects.requireNonNull(message);
    functionGroup.get().enqueue(message);
  }
}
